Question: Determine the rotation angle 6 needed to eliminate the cross-product term in 7x2 + 8xy + y2 = 9. Then obtain the corresponding uv-equation and

Determine the rotation angle 6 needed to eliminate the cross-product term in 7x2 + 8xy + y2 = 9. Then obtain the corresponding uv-equation and identify the conic that it represents.

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